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Diagnostic Trouble Code Chart

NAVIGATION SYSTEM DIAGNOSTIC TROUBLE CODE

Terms Meaning
Physical Address Three-Digit Code (Shown In Hexadecimal) Which Is Given To Each Component Comprising The LAN. Corresponding To The Function, Individual Symbols Are Specified.
Logical Address Two-Digit Code (Shown In Hexadecimal) Which Is Given To Each Function Comprising The Inner System Of The LAN.
  1. RADIO AND PLAYER WITH DISPLAY [NAVIGATION RECEIVER ASSY] (PHYSICAL ADDRESS: 140) 
    NOTE:
    • * 1: Even if no failure is detected, this code may be stored depending on the battery condition or voltage for starting an engine.
    • * 2: This code is stored when 180 sec. have passed since the power supply connector was pulled out after engine started.
    • * 3: This code may be stored when the engine key is turned again after engine start.
    • * 4: This code may be stored when the engine key is turned again 1 min. after engine start
    1. Logical address: 01 (Communication control)
      NAVIGATION SYSTEM DIAGNOSTIC TROUBLE CODE (LOGICAL ADDRESS - 01 (COMMUNICATION CONTROL))

      DTC Diagnosis Item Condition Countermeasure And Inspected Parts
      21 ROM Error Abnormal Condition Of ROM Is Detected. Replace Navigation Receiver Assy.
      22 RAM Error Abnormal Condition Of RAM Is Detected. Replace Navigation Receiver Assy.
    2. Logical address: 21 (Switch)
      Fig 1: Navigation System Diagnostic Trouble Code (Logical Address - 21 Switch)
      G02837135Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Logical address: 34 (Front passenger monitor)
      NAVIGATION SYSTEM DIAGNOSTIC TROUBLE CODE (LOGICAL ADDRESS - 34 (FRONT PASSENGER MONITOR))

      DTC Diagnosis Item Condition Countermeasure And Inspected Parts
      10 Error In Picture Circuit Error In Power Supply System For Picture Circuit (Abnormal Voltage) Is Detected. Replace Navigation Receiver Assy.
      11 Back-Light Error (No Current) Decline In Power Output From Inverter Circuit For Back-Light. Replace Navigation Receiver Assy
      12 Back-Light Error (Excess Current) Excess Power Output From Inverter Circuit For Back-Light Replace Navigation Receiver Assy.
    4. Logical address: 58 (Navigation)
      Fig 2: Logical Address - 58 (Navigation) Diagnostic Trouble Code Chart
      G02837136Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002